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Finding the Fourth Proportional to 167,254, 230,802.16 and 99,273.92

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Solution

The fourth proportional to 167,254, 230,802.16 and 99,273.92 is: 136,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,254 : 230,802.16 = 99,273.92 : x
  2. Step 2: Convert to fraction form
    167,254/230,802.16 = 99,273.92/x
  3. Step 3: Cross multiply
    167,254x = 230,802.16 × 99,273.92
  4. Step 4: Simplify right side
    167,254x = 22,912,635,167.67
  5. Step 5: Solve for x
    x = 22,912,635,167.67/167,254
  6. Step 6: Final answer
    x = 136,993.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.